2222440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5051}}^1$

素因数の和:5073

約数の個数: 32

約数和(自身を含む): 5456160

約数和(自身を除く): 3233720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 5051, 10102, 20204, 25255, 40408, 50510, 55561, 101020, 111122, 202040, 222244, 277805, 444488, 555610, 1111220, 2222440]

約数ペア:

[(1, 2222440), (2, 1111220), (4, 555610), (5, 444488), (8, 277805), (10, 222244), (11, 202040), (20, 111122), (22, 101020), (40, 55561), (44, 50510), (55, 40408), (88, 25255), (110, 20204), (220, 10102), (440, 5051)]